Abu Dawud Book 36, Hadith Number 4932.
Chapter : Not known.
Narated By AbuWahb al-Jushami : The Prophet (PBUH) said: Call yourselves by the names of the Prophets. The names dearest to Allah are Abdullah and AbdurRahman, the truest are Harith and Hammam, and the worst are Harb and Murrah.